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Mezzanine and Shareholders' Equity - Schedule of Stock Options Activity (Details) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended | 24 Months Ended
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2018
Shares |  |  |  |  |
Options exercised (in shares) | (241,214) | (488,464) |  |  |
Weighted Average Remaining Contractual Term (Years) |  |  |  |  |
Options outstanding (term) | 5 years |  |  |  |
Allied Pacific of California |  |  |  |  |
Shares |  |  |  |  |
Beginning balance (in shares) | 853,800 | 853,800 | 1,910,400 |  | 1,910,400
Options granted (in shares) | 0 | 0 | 0 |  |
Options exercised (in shares) | 0 | 0 | (1,056,600) |  | (7,110,150)
Options forfeited (in shares) | (853,800) | 0 | 0 |  |
Ending balance (in shares) | 0 | 853,800 | 853,800 | 1,910,400 | 853,800
Weighted Average Exercise Price |  |  |  |  |
Beginning balance (in dollars per share) | $ 0.167 | $ 0.167 | $ 0.167 |  | $ 0.167
Options granted (in dollars per share) | 0.000 | 0.000 | 0.000 |  |
Options exercised (in dollars per share) | 0.000 | 0.000 | 0.167 |  |
Options forfeited (in dollars per share) | 0.167 | 0.000 | 0.000 |  |
Ending balance (in dollars per share) | $ 0.000 | $ 0.167 | $ 0.167 | $ 0.167 | $ 0.167
Weighted Average Remaining Contractual Term (Years) |  |  |  |  |
Options outstanding (term) | 0 years | 9 months | 1 year 9 months | 2 years 9 months |
Aggregate Intrinsic Value |  |  |  |  |
Options outstanding | $ 0.0 | $ 0.5 | $ 0.5 | $ 1.1 | $ 0.5
Options exercised |  |  | $ (0.6) |  |
Options forfeited | $ (0.5) |  |  |  |

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- Definition Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(2) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(3) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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- Definition Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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